[Bug 273289] smartpqi: fix panic on removal of SAS drive
- In reply to: bugzilla-noreply_a_freebsd.org: "[Bug 273289] panic on removal of SAS drive"
- Go to: [ bottom of page ] [ top of archives ] [ this month ]
Date: Thu, 19 Oct 2023 03:07:29 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=273289 --- Comment #14 from commit-hook@FreeBSD.org --- A commit in branch main references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=b064a4c9eed5b1dd2a40fc4fd2cb7e738b681547 commit b064a4c9eed5b1dd2a40fc4fd2cb7e738b681547 Author: John F. Carr <jfc@mit.edu> AuthorDate: 2023-10-19 03:02:42 +0000 Commit: Warner Losh <imp@FreeBSD.org> CommitDate: 2023-10-19 03:06:40 +0000 smartpqi: Drop spinlock before freeing memory pqisrc_free_device frees the device softc with the os spinlock held. This causes crashes when devices are removed because the memory free might sleep (which is prohibited with spin locks held). Drop the spinlock before releasing the memory. MFC After: 2 days PR: 273289 Reviewed by: imp sys/dev/smartpqi/smartpqi_discovery.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) -- You are receiving this mail because: You are the assignee for the bug.